 /*******************************************************************************
  * Copyright (c) 2000, 2005 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.update.standalone;

 import org.eclipse.core.runtime.*;
 import org.eclipse.osgi.util.NLS;
 import org.eclipse.update.internal.core.*;

 /**
  * The application class used to launch standalone update commands.
  * <p>
  * <b>Note:</b> This class/interface is part of an interim API that is still under development and expected to
  * change significantly before reaching stability. It is being made available at this early stage to solicit feedback
  * from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken
  * (repeatedly) as the API evolves.
  * </p>
  * @since 3.0
  */
 public class StandaloneUpdateApplication implements IPlatformRunnable {

     public final static Integer EXIT_ERROR = new Integer (1);
     private static boolean loggedException = false;

     /* (non-Javadoc)
      * @see org.eclipse.core.boot.IPlatformRunnable#run(java.lang.Object)
      */
     public Object run(Object args) throws Exception {
         if (args == null)
             return EXIT_ERROR;
         if (args instanceof String []) {
             String [] params = (String []) args;
             CmdLineArgs cmdLineArgs = new CmdLineArgs(params);
             ScriptedCommand cmd = cmdLineArgs.getCommand();
             if (cmd == null) {
                 System.out.println(NLS.bind(Messages.Standalone_cmdFailed, (new String [] { Platform.getLogFileLocation().toOSString() })));
                 return EXIT_ERROR;
             }
             loggedException = false;
             boolean result = cmd.run();
             if (result) {
                 if (loggedException) {
                     System.out.println(NLS.bind(Messages.Standalone_cmdCompleteWithErrors, (new String [] { Platform.getLogFileLocation().toOSString() })));
                 } else {
                     System.out.println(Messages.Standalone_cmdOK);
                 }
                 return IPlatformRunnable.EXIT_OK;
             } else {
                 if (loggedException) {
                     System.out.println(NLS.bind(Messages.Standalone_cmdFailed, (new String [] { Platform.getLogFileLocation().toOSString() })));
                 } else {
                     System.out.println(Messages.Standalone_cmdFailedNoLog);
                 }
                 return EXIT_ERROR;
             }
         }
         return EXIT_ERROR;
     }
     public static void exceptionLogged() {
         loggedException = true;
     }

 }

